To use AUTOLISP language organizes some common symbol suitable for mine map drawing, to raise accuracy and speed of drawing.
使用AUTOLISP语言编制一些适合绘制矿图通用符号，提高绘图的精度和速度。
The successful creation of mining and geological standard library provides the necessary conditions for the research and application of mine-map digital design, drawing and management.
采矿地质标准图库的创建成功给矿图数字化设计、绘制与管理技术的研究和应用提供了必要的条件。
Creation of different types of digital mine-map template files increases the speed of drawing and ensures the standard consistency of a variety of graphic files.
不同图幅数字化矿图模板文件的创建，加快了绘图速度，保证了各种图形文件使用标准的一致性。
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